Fisher 444 Alphaline Index

I-1

Index

A

Accuracy 5-3

Ambient Temperature Effect 5-3

Analog Meter Specifications 5-8

B

Burnout Protection Adjustments 4-6

C

Calibration

Low-Power Transmitter 3-8

Millivolt Transmitter 3-10

RTD Transmitter 3-2

Thermocouple Transmitter 3-5

Configuration 5-7

D

Digital Display Resolution 5-7

Dimensional Drawings

Sensor Assembly 2-9

Transmitter 2-13

Disassembly Procedure 4-4

E

Electrical Installation 2-12

Final Checkout 2-12

Input Connections 2-12

Output Connections 2-12

Preliminary Checkout 2-12

Exploded View

LCD Meter 6-4

Transmitter 5-17, 5-18

Transmitter with Mounting

Bracket 2-13, 6-1

G

Grounding 2-7

Current Signal Loop 2-7

RTD Circuit 2-7

Shielded Wire 2-7

Thermocouple and Millivolt

Transmitters 2-7

H

Hazardous Location

Certifications 5-4

Hazardous Location Installation 2-10

Humidity Limitation 5-7

I

Input Impedance 5-3

Inputs 5-1

Installation 2-1

Electrical Considerations

Intrinsically Safe

Installations 2-10

Multi-Channel

Installations 2-7

Power Supply 2-4, 2-8

Mechanical Considerations 2-1

Hazardous Location

Installation 2-10

Moist or Corrosive

Atmospheres 2-10

Mounting 2-2

Temperature

Environment 2-8

Installation Procedure 2-11

Electrical 2-12

Mechanical 2-11

Interchangeability of Parts 4-6

Intrinsically Safe Installations 2-10

Introduction 1-1

L

LCD Meter

Assembly 6-4

Specifications 6-4

LCD Meter Specifications 5-7

Load Effect 5-3

Load Limitations 5-2

Loss of Input 5-2

Low-Power Transmitter 3-8

Calibration Equipment

Required 3-8

Calibration Procedure 3-9

M

Maintenance 3-1, 4-1

Burnout Protection

Adjustments 4-6

Disassembly Procedure 4-4

Interchangeability of Parts 4-6

Reassembly Procedure 4-5

Repair 4-3

Warranty Service 4-7

Materials of Construction 5-4

Mechanical Installation 2-11

Millivolt Transmitter 3-10

Moist or Corrosive Atmospheres 2-10

Mounting 2-2

Mounting Bracket 2-2, 2-13, 6-1

Mounting Position Effect 5-3

Multi-Channel Installations 2-7

O

Ordering Tables 5-9–5-11

Output Limits 5-2

Outputs 5-1

P

Power Supply 2-4, 2-8, 5-2

Power Supply Effect 5-3

R

Reassembly Procedure 4-5

Repair 4-3

Burnout Protection

Adjustments 4-6

Disassembly Procedure 4-4

Interchangeability of Parts 4-6

Reassembly Procedure 4-5

Warranty Service 4-7

Response Time 5-7

RTD Inputs 2 -5

Remote RTD Mounting 2-5

RTD Transmitter 3-2

Calibration Equipment

Required 3-2

Calibration Procedure 3- 2

Contents

Main Page Product Manual 7:00 a.m. to 7:00 p.m. CST) 24 hours a day IncludesCanada) NOTICE 1 Model 444 Alphaline Temperature Transmitters Page Table of Contents SECTION 1 Introduction SECTION 2 SECTION 3 Calibration Page 1Introduction OVERVIEW Page 2Installation OVERVIEW GENERAL MECHANICAL Mounting Stability Access Requirements 2-3 FIGURE2-1. Recommended Process Mounting. FIGURE2-2. Recommended Process Mountingwith Drain Seal. ELECTRICAL Power Supply Field Wiring 2-5 FIGURE 2-4. Field Wiring for the Standard Model 444 Transmitters. { FIGURE 2-5. Field Wiring for Low-Power Model 444 Transmitters (444LL and LM). Sensor Connections 2-6 FIGURE 2-7. Characteristicsof Thermocouple and RTD Input Wires. FIGURE 2-6.Sensor Wiring Diagrams. Grounding Multi-Channel Installations Surges/Transients ENVIRONMENTAL Temp era tur e Environment 2-9 FIGURE 2-9. Model444 Transmitter Housing TemperatureRise. FIGURE 2-10.Sensor AssemblyDimensional Drawings. Moist or Corrosive Environments HazardousLocation Intrinsically Safe PROCEDURE Mechanical Electrical Page 2-13 FIGURE 2-11.Model 444 with Optional Mounting Bracket. FIGURE 2-12.Model 444 Dimensional Drawings PIPESTAND MOUNTING PANEL OR SURFACE MOUNTING Page 3Calibration OVERVIEW SAFETY MESSAGES RTD TRANSMITTER Page 3-4 THERMOCOUPLE TRANSMITTER Using a Compensated Thermocouple Simulator + 3-6 U s i n ga nI c e B a t h LOW-POWER TRANSMITTER Page Page 4Maintenance and Troubleshooting OVERVIEW HARDWARE DIAGNOSTICS TROUBLESHOOTING 4-2 TABLE4-1. Transmitter TroubleshootingSymptoms andCorrectiveActions. Symptom PotentialSource CorrectiveAction REPAIR Disassembly Procedure Reassembly Procedure Interchangeability of Parts Burnout Protection Adjustments REPAIR AND WARRANTY SERVICE RETURN OF MATERIALS 5Specifications and Reference Data FUNCTIONAL Page PERFORMANCE PHYSICAL Page Page LCD METER (OPTIONS D AND E) Functional Specifications Performance Specifications Physical Specification Page 5-9 TABLE5-3. 444 Model Structure. TypicalModel Number: 0444 RL3 U 1 A 2 E5 Q4 Model Product Description Code Input Type(1) 5-10 TABLE5-4. 444RL Fast Turn-on Model Structure. 5-11 TABLE5-5. 444LL, LM Model Structure. TABLE5-6. Meter Kits. Model ProductDescription Code Input Type j 5-13 TABLE5-8. Parts List forModel W444 Transmitter (CESI/CENELEC Approval). j 5-14 TABLE5-9. Parts List forModel T444 Transmitter (BASEEFAApproval). 5-15 TABLE5-10. Parts List for Model 444 RL Fast Turn On Transmitter(RTD Input). TABLE5-11. Parts List for Model 444 LL, 444 LM Low PowerTransmitter (RTD Input). j 5-16 TABLE5-12. Parts List for Model 444 Increased Accuracy or Special Range Transmitters. Code D Not used on transmitters,but recommended for repair activities. Page Page 6Options MOUNTING BRACKET LCD / ANALOG METER LCD METER Configuration Page LCD Meter Assembly LCD Meter Page ANALOG METER } Analog Meter Page Page Page Page Page Page Appendix B-1 BTemperature Sensor Reference Information TABLEB-1. Resistance VersusTemperature Curve Ro=100.00,a=0.00385 Reference Standard IEC 751. Page I-1 Index A B C D S T U V W Page Page Rosemount Inc. http://www.rosemount.com Fisher-Rosemount Limited Fisher-Rosemount 00809-0100-4263z 00809-0100-4263, Rev. AA